tbody tr td{
    height: 28px;
    line-height: 28px !important;
    padding: 0 15px !important; 
    position: relative !important;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    box-sizing: border-box !important;
    }
    thead tr th{
    height: 28px;
    line-height: 28px !important;
    padding: 0 15px !important;
    position: relative !important;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    box-sizing: border-box !important;
    } 
    .demoTable{
    margin-left: 20px;
    margin-top: 5px;
    }
    .demoTable input{ height: 30px;}
    .demoTable button{ height: 30px;line-height:30px;}
   